// Created on: 2000-09-29
// Created by: Andrey BETENEV
// Copyright (c) 2000-2014 OPEN CASCADE SAS
//
// This file is part of Open CASCADE Technology software library.
//
// This library is free software; you can redistribute it and/or modify it under
// the terms of the GNU Lesser General Public License version 2.1 as published
// by the Free Software Foundation, with special exception defined in the file
// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
// distribution for complete text of the license and disclaimer of any warranty.
//
// Alternatively, this file may be used under the terms of Open CASCADE
// commercial license or contractual agreement.

#include <STEPConstruct_Tool.hxx>
#include <XSControl_TransferReader.hxx>
#include <XSControl_TransferWriter.hxx>
#include <XSControl_WorkSession.hxx>

//=================================================================================================

STEPConstruct_Tool::STEPConstruct_Tool() {}

//=================================================================================================

STEPConstruct_Tool::STEPConstruct_Tool(const Handle(XSControl_WorkSession)& WS)
{
  SetWS(WS);
}

//=================================================================================================

Standard_Boolean STEPConstruct_Tool::SetWS(const Handle(XSControl_WorkSession)& WS)
{
  myWS.Nullify();
  myTransientProcess.Nullify();
  myFinderProcess.Nullify();

  if (WS.IsNull())
    return Standard_False;
  myWS     = WS;
  myHGraph = myWS->HGraph();

  // collect data on reading process
  const Handle(XSControl_TransferReader)& TR = WS->TransferReader();
  if (!TR.IsNull())
    myTransientProcess = TR->TransientProcess();

  // collect data on writing process
  const Handle(XSControl_TransferWriter)& TW = myWS->TransferWriter();
  if (!TW.IsNull())
    myFinderProcess = TW->FinderProcess();

  return !myTransientProcess.IsNull() && !myFinderProcess.IsNull();
}